Test Notes

NOTE: You should enter this Pinpoint Test only when directed here.

REMEMBER
This Pinpoint Test is intended to diagnose the following:
- Fuel Pump Relay
- Inertia Fuel Shutoff (IFS) switch
- Harness circuits: B(+), VPWR, FP GND, FPM and Power-To-Pump(s)
- Powertrain Control Module (PCM)

DESCRIPTION






For additional information on the Fuel Pump Monitor (FPM) circuit, refer to Description and Operation / EEC-V Software and Hardware / PCM Related Inputs.

For additional information on the fuel pump (FP) circuit, refer to Description and Operation / EEC-V Software and Hardware / PCM Related Outputs.